The trail from Crni Lug runs towards Risnjak National Park and along its border. You will witness a wealth of plant and animal life on a surface of only 6.4 ha. The trail rises up to 1000 m above sea level. Dense and lush greenery of the forests in Gorski Kotar will reward you with a wonderful experience.
At a site known as the Iron Gate you arrive at the main road towards Prezid, and continue your ride for a further 4 km. Then turn again to a macadam road which takes you down to the villages of Krašićevica, Okrug and Biljevina, located near the source of the Kupa River.